Records of the identity of invertebrate species at 450 selected
sampling points on rivers in Great Britain. Numbers of organisms
within families are recorded, together with physical and chemical
Estimate of the vulnerability of surface waters in Wales to
acidification from the effects of atmospheric pollution. Estimates
made on the basis of the sensitivity of receptor soils geology,
The database comprises estimates of the vulnerability of the land
surface of Great Britain to the effects of atmospheric pollution
(particularly acid deposition), on the basis of air quality and the ...
In the early 1980s a total of 126 land and land use attributes were
quantitatively recorded from map and statistic sources for the 2858
10 x 10 km grid squares (cells) of the Ordnance Survey National ...